Write net equations for each of the reactions below. Use appropriate ionic and molecular formulas an — Descriptive Chemistry Chemistry Question
Problem Context
Write net equations for each of the reactions below. Use appropriate ionic and molecular formulas and omit formulas for all ions or molecules that do not take part in a reaction. Write structural formulas for all organic substances. You need not balance the equations.
Aqueous solutions of propanoic acid and potassium cyanide are combined.
Model Answer
CH3CH2COOH(aq) + CN–(aq) → CH3CH2COO–(aq) + HCN(aq)
Solid silver chloride is treated with concentrated aqueous ammonia.
Model Answer
AgCl(s) + NH3(aq) → Ag(NH3)2 +(aq) + Cl–(aq)
Aqueous sodium sulfite is heated with elemental sulfur.
Model Answer
SO3 2–(aq) + S8(s) → S2O3 2–(aq)
Solid copper(II) sulfate is added to a potassium iodide solution.
Model Answer
CuSO4(s) + H+(aq) + I–(aq) → CuI(s) + I3 –(g) + HSO4 –(aq)
Aniline is added to a cold acidified solution of sodium nitrite.
Uranium-235 undergoes nuclear fission to form barium-141 and krypton-92.
Model Answer
U92 235 + 𝑛𝑛01 → Ba56 141 + Kr36 92 + 3 𝑛𝑛01